diff --git a/README.md b/README.md
index 63bdfdf..6eae47c 100644
--- a/README.md
+++ b/README.md
@@ -228,11 +228,11 @@ func TestGetAllowedRecordsForUser(t *testing.T) {
 `gormadapter` supports adapter with context, the following is a timeout control implemented using context
 
 ```go
-ca, _ := NewContextAdapter("mysql", "root:@tcp(127.0.0.1:3306)/", "casbin")
+a, _ := gormadapter.NewAdapter("mysql", "mysql_username:mysql_password@tcp(127.0.0.1:3306)/") // Your driver and data source.
 // Limited time 300s
 ctx, cancel := context.WithTimeout(context.Background(), 300*time.Microsecond)
 defer cancel()
-err := ca.AddPolicyCtx(ctx, "p", "p", []string{"alice", "data1", "read"})
+err := a.AddPolicyCtx(ctx, "p", "p", []string{"alice", "data1", "read"})
 if err != nil {
     panic(err)
 }
diff --git a/context_adapter.go b/context_adapter.go
deleted file mode 100644
index efcd654..0000000
--- a/context_adapter.go
+++ /dev/null
@@ -1,27 +0,0 @@
-// Copyright 2023 The casbin Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package gormadapter
-
-// Deprecated: Use Adapter instead.
-type ContextAdapter struct {
-	*Adapter
-}
-
-func NewContextAdapter(driverName string, dataSourceName string, params ...interface{}) (*ContextAdapter, error) {
-	a, err := NewAdapter(driverName, dataSourceName, params...)
-	return &ContextAdapter{
-		a,
-	}, err
-}